1. Identify the following as an observation (O), a hypothesis (H), an experiment (E), or a conclusion (C).2

a. While conducting a new procedure to peel oranges, John noted that it was faster than the traditional one

b. After repeating a new procedure to peel oranges several times, John realized that it is faster than the traditional procedure.

c. John decided to repeat a new procedure to peel oranges several times to evaluate whether it was faster than the traditional one.

d. John believes that a new procedure to peel oranges will be faster than the traditional one 

2. Solve each of the following for x

a.   x/2 + 2 = 5

b.  4x – 8 = 24

c. 3x + 4 = 13

d. 7a = 49

e. 2b + 5 = b + 9

3. Write the following in scientific notation

a. 4900000

b. 0.0000347

c. 676000000

d. 0.00000908

e. 0.00050

f. 5006000

4. Which number in each of the following pairs is larger?     

a. 2.3 x 107  or  65300

b. 0.0004  or  5.0 x 10-6

c. 2.54 x 103 or  254

d. 4.5 x 10-5  or  7.4 x 10-6

5. How many significant figures are in each of the following?

a. 2.0004

b. 0.00000345

c. 42.000

d. 43000

e. 0.00004200

6.  A sculptor has prepared a mold for casting a bronze figure. The figure has a volume of 675 mL. If the bronze has a density of 7.8 g/mL, how many ounces of bronze are needed in the preparation of the bronze figure?

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Complete and submit in a word document

1. Classify each of the following as an element, a compound, or a mixture

a. Milk

b. Diamond (pure carbon)

c. Pure water (H2O)

d. Sea water

e. Air

2. Identify each of the following as solid, liquid, or gas.

a. Ice

b. Air in a tire

c. hot tea in a cup

d. A bar of gold

e. water in a shower

3. Identify each of the following as a physical or chemical change.

a. Melting ice

b. Wood burns in wood stove

c. Wood is chopped for the fire place

d. In contact with the air, a copper pipe becomes green

e. When a bar of zinc is submerged in hydrochloric acid, a gas bubbles form this mixture

4. Classify the following mixtures as homogenous or heterogeneous

a. Tea

b. sugar completely dissolved in water

c. Water with sand

d. Steel (a mixture of iron and carbon)

e. Air

5. Give the period and group numbers for each of the following

a. Chlorine

b. Calcium

c. Helium

d. Copper

e. Sulfur

f. Xenon

6. Write the name and symbol of the elements with the following atomic number

a. 11

b. 17

c. 30

d. 24

e. 6

f. 34

g. 19

h. 26

7. For the following atoms determine the number of protons, neutrons, and electrons.

a. 23Na

b. 35Cl

c. 78Rb

d. 14C

e. 32S

8. Place the following elements in order of increasing atomic size

a.  Ca, Ra, Be, Sr, Mg

b. Ge, Fe, Cr, Mo, Br

9. Classify the following elements as alkali metal, alkali earth metal, transition element or a halogen

a. Rb

b. I

c. Fe

d. Be

e. Au

f.  F

10. Write the group number and electron arrangement for each of the following

a. Phosphorus

b. Nitrogen

c. Magnesium

d. Aluminum

e. Chlorine

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Use the image in “Discussion Question Resource: Chest X-Ray” to answer the following Critical Thinking Questions.

Examine the x-ray of a patient diagnosed with pneumonia due to infection with Mucor. Refer to the “Module 4 DQ Chest Xray” resource in order to complete the following questions.

Critical Thinking Questions

1. Explain what Mucor is and how a patient is likely to become infected with Mucor. Describe the pathophysiologic progression of the infection into pneumonia and at least two medical/nursing interventions that would be helpful in treating the patient.
2. Examine the laboratory blood test results and arterial blood gases provided in “Discussion Question Resource: Laboratory Blood Test Results.” What laboratory values are considered abnormal? Explain each abnormality and discuss the probable causes from a pathophysiologic perspective.
3. What medications and medical treatments are likely to be prescribed by the attending physician on this case? List at least three medications and three treatments. Provide rationale for each of the medications and treatments you suggest.

PLEASE SEE ATTACHED DOCUMENT WITH ADDITIONAL INFORMATION.

THANK YOU

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Chapter 38

A 41-year-old obese male patient is diagnosed with congestive heart failure (CHF). He is told to begin a moderate exercise routine with a healthy diet and is prescribed several medications––including a diuretic.

a.            Based on your knowledge of the kidney and the disease of CHF, what factors would be important in selecting a specific diuretic? How would you explain to this patient how it works?

b.            If this patient developed a disease that caused the renal blood flow to be diminished, how might this impact the medication he is taking for his congestive heart failure? As his health care provider, how would you change his treatment in this situation?

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